4630290 has 64 divisors (see below), whose sum is σ = 13457664. Its totient is φ = 995328.

The previous prime is 4630277. The next prime is 4630309. The reversal of 4630290 is 920364.

It is a self number, because there is not a number n which added to its sum of digits gives 4630290.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2922 + ... + 4218.

It is an arithmetic number, because the mean of its divisors is an integer number (210276).

Almost surely, 2^4630290 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4630290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6728832).

4630290 is an abundant number, since it is smaller than the sum of its proper divisors (8827374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4630290 is a wasteful number, since it uses less digits than its factorization.

4630290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 4630290 is about 2151.8108652946. The cubic root of 4630290 is about 166.6745907344.

The spelling of 4630290 in words is "four million, six hundred thirty thousand, two hundred ninety".